What is CVE-2022-33738?

CVE-2022-33738 is a high-severity vulnerability in Openvpn Openvpn_access_server, classified under Insufficient Entropy. CVSS score: 7.5/10. Published 2022-07-06.

How severe is CVE-2022-33738?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Openvpn Openvpn_access_server

CVE-2022-33738

OpenVPN Access Server before 2.11 uses a weak random generator used to create user session token for the web portal

EPSS: 0.009 (54.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Openvpn Openvpn_access_server
N/a Openvpn Access Server — versions until 2.11

Weakness classification (CWE)

CWE-331 — Insufficient Entropy
CWE-338 — Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

References

security@openvpn.net (x_refsource_MISC, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2022-33738?: CVE-2022-33738 is a high-severity vulnerability in Openvpn Openvpn_access_server, classified under Insufficient Entropy. CVSS score: 7.5/10. Published 2022-07-06.
How severe is CVE-2022-33738?: High severity. CVSS v3 base score is 7.5 out of 10.